About Me
Junior Data Analyst with experience in dashboard development, pricing analysis, SQL, Python, Power BI, and Google Analytics. Holds a Master’s of Science in Data Science with Distinction from Tilburg University and a Bach…
Junior Data Analyst with experience in dashboard development, pricing analysis, SQL, Python, Power BI, and Google Analytics. Holds a Master’s of Science in Data Science with Distinction from Tilburg University and a Bachelor of Science in Economics from the University of Macedonia.
Experience
Junior Data Analyst
<p>Spearheaded the production, delivery, and presentation of over 25 dashboards using Power BI, integrating key performance metrics and trend analysis, resulting in a 25% reduction in the time required for price change decision-making.<br>
Executed A/B tests to optimize pricing strategies and assess promotional offers, leading to an 8% surge in profit margins and an 18% spike in booking frequency.<br>
Generated ad-hoc reports utilizing SQL and Python to analyze occupancy rates, seasonal patterns, and competitor pricing, contributing to the development of dynamic pricing models that drove a 15% revenue surge during peak seasons and a 10% increase during off-peak periods.<br>
Led a comprehensive analysis of user flow data in Google Analytics to pinpoint bottlenecks in the hotel booking process, prompting a 20% elevation in the checkout completion rate.<br>
Rewrote complex subqueries as CTEs, shortening query execution time by 30%, and utilized window functions to efficiently calculate running totals for weekly bookings, improving processing speed by 25%.</p>
Intern Business (Data) Analyst
<p>Analyzed pricing data using pivot tables, SUMIF, and INDEX-MATCH in Excel to identify optimal price points for promotions and packages, yielding a 4.5% revenue uplift.<br>
Developed complex SQL queries to join, filter, and aggregate reservation data, spurring a 17% reduction in data processing time.<br>
Created comprehensive reports using Microsoft Excel and PowerPoint, summarizing key performance metrics and trends in hotel occupancy, revenue, and guest satisfaction, and presented findings to stakeholders in weekly meetings.</p>